Prefix overview
Phone numbers in prefix 361-421
This page covers the 361-421 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
361-421
RATE CENTER
ROBSTOWN
CARRIER
STPCS JOINT VENTURE, LLC
TX
Prefix range
The prefix 361-421 includes numbers from 3614210000 to 3614219999.
This range is associated with the ROBSTOWN rate center and was originally assigned to STPCS JOINT VENTURE, LLC.
Numbers in this prefix
20 numbers